CTL Thompson
- Company typePrivate
- Founded1971
- HeadquartersDenver, United States
- Headcount101–250
- GTM typeB2B
- OfferingServices
CTL Thompson firmographics
Firmographics- Name
- CTL Thompson
- Legal name
- CTL|Thompson, Inc.
- Website
- https://ctlthompson.com
- Company type
- Private
- Founded year
- 1971
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Ownership category
- akta.pro rank
CTL Thompson industry classification
Industry- Product category
- Engineering Consulting Services
- NAICS
- Architectural, Engineering, and Related Services (5413), Environmental Consulting Services (54162)
- SIC
- Services-Engineering Services (8711)
- akta.pro primary industry
- Geotechnical & Subsurface Engineering Consulting (BPAHAIAB)
- akta.pro secondary industry
- Civil & Structural Engineering Consulting (BPAHAIAA)
Keywords
Where CTL Thompson is headquartered
LocationHeadquarters
- HQ city
- Denver
- HQ country
- United States
- HQ region
- North America
Offices9 records
Markets served
CTL Thompson business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations
Revenue model
- Engineering Consulting Services: Professional engineering services billed on a project basis including geotechnical investigations, structural engineering design, environmental assessments, and construction observation. Services provided from initial site acquisition through design and construction phases.
- Accredited Laboratory Testing: IAS accredited testing services for construction materials and products. Services include laboratory testing for helical piles, joist hangers, concrete reinforcement, and manufactured product quality audits. Testing capabilities in tension up to 600,000 lbs and compression up to 4 million lbs.
- Field Testing and Calibration Services: On-site field load testing and equipment calibration services including digital torque indicators, torsion installation equipment calibration, and hydraulic ram calibration. Services provided nationwide with experienced technicians.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Project-based professional engineering services |
Go-to-market motion2 records
Distribution channels3 records
Marketing channels6 records
CTL Thompson product offering
Product offeringCore offering
CTL Thompson is a civil engineering consulting firm that provides geotechnical, structural, environmental, and materials engineering services to developers, contractors, government entities, and property owners across Colorado, Wyoming, and Montana. The firm also operates an 18,000+ square foot accredited laboratory in Denver delivering IAS (ISO/IEC 17025) and AASHTO accredited materials and product testing, including the only laboratory worldwide accredited to fulfill the entire requirements of AC358 for helical pile systems. Services span the full project lifecycle from site acquisition through due diligence, design, and construction.
Product overview
CTL Thompson is an engineering consulting firm offering a unified portfolio of interconnected engineering services spanning the full project lifecycle from site acquisition through construction completion. The core offerings include Geotechnical Engineering (the foundational service), Structural Engineering, Materials Engineering & Testing Laboratory, Environmental Services, and Construction Observation & Materials Testing (COMT). Specialized offerings include IAS Accredited Testing Services and ASTM/AASHTO/DOT Accredited Testing. These services work together as an integrated practice—geotechnical investigations inform structural foundation design, materials testing supports construction quality control, environmental assessments enable brownfield redevelopment, and COMT ensures construction compliance with design specifications. The firm operates across Colorado, Wyoming, and Montana with multiple office locations.
Differentiator
Problem solved
Functional benefit
Quantifiable outcome
- Saved clients significant costs through early problem identification and value engineering
- +1 more outcomes
Companies that use CTL Thompson
Customer profileNamed customers11 records
Segments5 records
Ideal customer profiles6 records
CTL Thompson technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
CTL Thompson partnerships and signals
Strategic signalPartnerships
Three partnerships are on record, tiered core.
- ICC-ES (International Code Council Evaluation Service)coreWorking relationship with ICC-ES for product evaluation and acceptance of construction products and foundation systems. CTL Thompson's IAS accreditation and testing capabilities support client product approvals through ICC-ES evaluation process.
- IAPMO (International Association of Plumbing and Mechanical Officials)corePartnership for product evaluation services supporting manufactured foundation industry with quality system auditing per ISO/IEC 17020 AC304.
- International Accreditation Service (IAS)coreIAS-accredited testing agency per ISO/IEC 17025 for testing helical piles per AC358. CTL Thompson remains the only lab in the world accredited and capable to fulfill entire requirements of AC358.
Scale indicators4 records
Recent moves10 records
Expansion highlights6 records
CTL Thompson competitors and assessment
Company assessmentDirect peers
- Terracon Consultants, Inc. Terracon is the largest U.S. employee-owned geotechnical, environmental, construction materials, and facilities engineering firm. Directly comparable to CTL Thompson across the full integrated service stack — geotechnical, environmental, materials testing, and structural — though operating nationally versus CTL Thompson's Rocky Mountain focus.
- Kleinfelder: Kleinfelder is a national multi-disciplinary engineering consulting firm providing geotechnical, environmental, structural, and materials testing services. Closest direct peer to CTL Thompson in service mix and customer profile; Kleinfelder's larger scale and broader geographic reach make it the most relevant large-cap comparable.
- Yeh and Associates, Inc. Denver-based geotechnical and structural engineering consulting firm with a similar Rocky Mountain focus, including dam, tunnel, and slope stability expertise. Closest geographic direct peer to CTL Thompson, frequently competing on the same regional project bids.
- Kumar & Associates, Inc. Colorado-based geotechnical, environmental, and materials engineering firm with offices along the Front Range. Highly comparable to CTL Thompson's residential/commercial/infrastructure service portfolio and regional customer base.
- ECS Group of Companies: ECS is a national geotechnical, environmental, construction materials, and facilities engineering firm. Highly comparable in service mix to CTL Thompson, particularly in geotechnical investigations, environmental site assessments, and construction materials testing.
- GeoEngineers, Inc. GeoEngineers is a geotechnical and environmental consulting firm with a Pacific Northwest/Mountain West footprint, providing comparable services including foundation design, slope stability, and environmental site assessment to CTL Thompson.
- NV5 Global, Inc. NV5 provides geospatial, environmental, and engineering consulting including infrastructure, environmental, and geotechnical services across the U.S. Comparable integrated service model with publicly-traded scale and similar end-markets.
Broad incumbents
- Gannett Fleming: Gannett Fleming is a multi-disciplinary engineering firm with capabilities spanning geotechnical, structural, environmental, water resources, and transportation. Larger and broader portfolio than CTL Thompson but with overlapping geotechnical and environmental practices.
- Stantec Inc. Stantec is a global engineering, architecture, and environmental services firm with established Rocky Mountain presence. Overlaps with CTL Thompson in geotechnical, environmental site assessment, and infrastructure engineering but operates at vastly broader scale.
- Tetra Tech, Inc. Tetra Tech is a global consulting and engineering firm with strong environmental consulting and water resources practices. Overlaps with CTL Thompson's environmental services (Phase I/II/III ESA, Brownfield remediation, wetland delineation) but at a much larger scale.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks5 records
Key highlights7 records
Customer concentration
CTL Thompson social profiles
Digital presenceCTL Thompson compliance and trust
Trust signalCompliance2 records
CTL Thompson financial estimates
Financial estimateRevenue estimate
Valuation estimate
CTL Thompson leadership team
Management profileNumber of profiles
Profiles6 records
CTL Thompson funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
CTL Thompson M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about CTL Thompson
What does CTL Thompson do?
CTL Thompson is a civil engineering consulting firm that provides geotechnical, structural, environmental, and materials engineering services to developers, contractors, government entities, and property owners across Colorado, Wyoming, and Montana. The firm also operates an 18,000+ square foot accredited laboratory in Denver delivering IAS (ISO/IEC 17025) and AASHTO accredited materials and product testing, including the only laboratory worldwide accredited to fulfill the entire requirements of AC358 for helical pile systems. Services span the full project lifecycle from site acquisition through due diligence, design, and construction.
Is CTL Thompson a public or private company?
CTL Thompson is a private company. It is classified as family owned and is currently operating.
When was CTL Thompson founded?
CTL Thompson was founded in 1971. It employs 101 to 250 people.
Where is CTL Thompson based?
CTL Thompson is headquartered in Denver, United States, in the North America region.
How does CTL Thompson make money?
Three revenue lines are on record. Engineering Consulting Services are the primary driver. The others are accredited Laboratory Testing and field Testing and Calibration Services.
Who are CTL Thompson's main competitors?
Direct peers on record are Terracon Consultants, Inc., Kleinfelder, Yeh and Associates, Inc., Kumar & Associates, Inc., ECS Group of Companies, GeoEngineers, Inc. and NV5 Global, Inc.. Broad incumbents are Gannett Fleming, Stantec Inc. and Tetra Tech, Inc..
Does CTL Thompson have an API?
No public API is recorded for CTL Thompson.
What industry is CTL Thompson in?
CTL Thompson's product category is Engineering Consulting Services. Its primary akta.pro industry code is BPAHAIAB, Geotechnical & Subsurface Engineering Consulting, with a secondary code of BPAHAIAA, Civil & Structural Engineering Consulting. Its NAICS code is 5413 and its SIC code is 8711.